/**
 * NSString+GTExtension.m
 *
 * The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License");
 * you may not use this file except in compliance with the License. You may obtain a copy of the License 
 * at http://www.mozilla.org/MPL/
 * Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND,
 * either express or implied. See the License for the specific language governing rights and limitations 
 * under the License.
 *
 * The Original Code is gcast-toolbox4iphone.
 *
 * The Initial Developers of the Original Code is Giannandrea Castaldi.
 */
#import "NSString+GTExtension.h"

@implementation NSString (GTExtension)

- (NSString*)trimWhitespaces {
  return [[self description] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]];
}

- (BOOL)startWith:(NSString*)aString {
  return [self rangeOfString:aString].location == 0;
}

- (NSString*)prefixDocumentDirectory {
  NSString *documentPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,
                                                                NSUserDomainMask, YES) objectAtIndex:0];
  return [documentPath stringByAppendingPathComponent:self];
}

@end
